Try to compile with Forget in eslint plugin

Nothing interesting for now, but it does seem to successfully run the compiler

compiler/forget/packages/babel-plugin-react-forget/src/index.ts

@@ -11,7 +11,13 @@ export {
   CompilerErrorDetail,
   ErrorSeverity,
 } from "./CompilerError";
-export { CompilerPipelineValue, compileFn as compile, run } from "./Entrypoint";
+export {
+  CompilerPipelineValue,
+  compileFn as compile,
+  compileProgram,
+  parsePluginOptions,
+  run,
+} from "./Entrypoint";
 export { Effect, Hook, ValueKind, printHIR } from "./HIR";
 export { printReactiveFunction } from "./ReactiveScopes";
 

compiler/forget/packages/eslint-plugin-react-forget/__tests__/ReactForgetDiagnostics-test.ts

@@ -1,10 +1,39 @@
+import BabelESLintParser from "@babel/eslint-parser";
 import { RuleTester as ESLintTester } from "eslint";
 import ReactForgetDiagnostics from "../src/rules/ReactForgetDiagnostics";
 
+/**
+ * A string template tag that removes padding from the left side of multi-line strings
+ * @param {Array} strings array of code strings (only one expected)
+ */
+function normalizeIndent(strings: TemplateStringsArray): string {
+  const codeLines = strings[0].split("\n");
+  const leftPadding = codeLines[1].match(/\s+/)[0];
+  return codeLines.map((line) => line.slice(leftPadding.length)).join("\n");
+}
+
 const tests = {
-  valid: [{ code: "" }],
+  valid: [
+    {
+      name: "Basic example",
+      code: normalizeIndent`
+        function foo(x, y) {
+          if (x) {
+            return foo(false, y);
+          }
+          return [y * 10];
+        }
+      `,
+    },
+  ],
   invalid: [],
 };
 
-const eslintTester = new ESLintTester();
+const eslintTester = new ESLintTester({
+  parser: BabelESLintParser,
+  parserOptions: {
+    ecmaVersion: 6,
+    sourceType: "module",
+  },
+});
 eslintTester.run("react-forget-diagnostics", ReactForgetDiagnostics, tests);

compiler/forget/packages/eslint-plugin-react-forget/package.json

@@ -17,8 +17,14 @@
     "test": "tsc && jest",
     "update:eslint-docs": "eslint-doc-generator"
   },
-  "dependencies": {},
+  "dependencies": {
+    "@babel/core": "^7.19.1",
+    "@babel/parser": "^7.19.1",
+    "@babel/traverse": "^7.19.1",
+    "babel-plugin-react-forget": "*"
+  },
   "devDependencies": {
+    "@babel/eslint-parser": "^7.19.1",
     "@babel/preset-env": "^7.22.4",
     "@babel/preset-typescript": "^7.18.6",
     "@types/node": "^20.2.5",

compiler/forget/packages/eslint-plugin-react-forget/src/rules/ReactForgetDiagnostics.ts

@@ -5,6 +5,9 @@
  * LICENSE file in the root directory of this source tree.
  */
 
+import * as parser from "@babel/parser";
+import traverse from "@babel/traverse";
+import { compileProgram, parsePluginOptions } from "babel-plugin-react-forget";
 import type { Rule } from "eslint";
 
 const rule: Rule.RuleModule = {
@@ -15,7 +18,19 @@ const rule: Rule.RuleModule = {
       recommended: true,
     },
   },
-  create(_context: Rule.RuleContext) {
+  create(context: Rule.RuleContext) {
+    const babelAST = parser.parse(context.sourceCode.text);
+    if (babelAST != null) {
+      traverse(babelAST, {
+        Program(prog) {
+          compileProgram(prog, {
+            opts: parsePluginOptions(null), // use defaults for now
+            filename: context.filename,
+            comments: babelAST.comments ?? [],
+          });
+        },
+      });
+    }
     return {};
   },
 };

compiler/forget/yarn.lock

@@ -75,6 +75,15 @@
     json5 "^2.2.2"
     semver "^6.3.0"
 
+"@babel/eslint-parser@^7.19.1":
+  version "7.21.8"
+  resolved "https://registry.yarnpkg.com/@babel/eslint-parser/-/eslint-parser-7.21.8.tgz#59fb6fc4f3b017ab86987c076226ceef7b2b2ef2"
+  integrity sha512-HLhI+2q+BP3sf78mFUZNCGc10KEmoUqtUT1OCdMZsN+qr4qFeLUod62/zAnF3jNQstwyasDkZnVXwfK2Bml7MQ==
+  dependencies:
+    "@nicolo-ribaudo/eslint-scope-5-internals" "5.1.1-v1"
+    eslint-visitor-keys "^2.1.0"
+    semver "^6.3.0"
+
 "@babel/generator@7.2.0", "@babel/generator@^7.0.0", "@babel/generator@^7.1.6", "@babel/generator@^7.2.0":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.2.0.tgz#eaf3821fa0301d9d4aef88e63d4bcc19b73ba16c"
@@ -2243,6 +2252,13 @@
   resolved "https://registry.yarnpkg.com/@next/swc-win32-x64-msvc/-/swc-win32-x64-msvc-13.0.4.tgz#2c3ede793e90d632e1dbdb0e4851f6f32132fba8"
   integrity sha512-vXtbo9N1FdtZZRcv4BliU28tTYrkb1EnVpUiiFFe88I6kS9aZVTMY9Z/OtDR52rl1JF1hgs9sL/59D/TQqSATQ==
 
+"@nicolo-ribaudo/eslint-scope-5-internals@5.1.1-v1":
+  version "5.1.1-v1"
+  resolved "https://registry.yarnpkg.com/@nicolo-ribaudo/eslint-scope-5-internals/-/eslint-scope-5-internals-5.1.1-v1.tgz#dbf733a965ca47b1973177dc0bb6c889edcfb129"
+  integrity sha512-54/JRvkLIzzDWshCWfuhadfrfZVPiElY8Fcgmg1HroEly/EDSszzhBAsarCux+D/kOslTRquNzuyGSmUSTTHGg==
+  dependencies:
+    eslint-scope "5.1.1"
+
 "@nodelib/fs.scandir@2.1.5":
   version "2.1.5"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz#7619c2eb21b25483f6d167548b4cfd5a7488c3d5"
@@ -4806,7 +4822,7 @@ eslint-visitor-keys@^1.1.0:
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.3.0.tgz#30ebd1ef7c2fdff01c3a4f151044af25fab0523e"
   integrity sha512-6J72N8UNa462wa/KFODt/PJ3IU60SDpC3QXC1Hjc1BXXpfL2C9R5+AU7jhe0F6GREqVMh4Juu+NY7xn+6dipUQ==
 
-eslint-visitor-keys@^2.0.0:
+eslint-visitor-keys@^2.0.0, eslint-visitor-keys@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-2.1.0.tgz#f65328259305927392c938ed44eb0a5c9b2bd303"
   integrity sha512-0rSmRBzXgDzIsD6mGdJgevzgezI534Cer5L/vyMX0kHzT/jiB43jRhd9YUlMGYLQy2zprNmoT8qasCGtY+QaKw==